TY - JOUR AU - S.G. Dani TI - On Invariant Measures, Minimal Sets and a Lemma of Margulies. JO - Inventiones mathematicae PY - 1979 SP - 239 EP - 260 VL - 51 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IM_1979__51_142633/ ID - IM_1979__51_142633 ER -